I guess one limitation is that "we can make this work for a couple of weeks" doesn't imply "we can do this indefinitely". On the other hand, you might be able

I guess one limitation is that "we can make this work for a couple of weeks" doesn't imply "we can do this indefinitely". On the other hand, you might be able to fix most of the pain points for a fraction of the price of the tunnel. (also, hi Adrian :)